feat(rpc_base): windows can be raised to front from CLI

bec_widgets/cli/client_utils.py

@@ -285,6 +285,18 @@ class BECGuiClient(RPCBase):
         """Hide the GUI window."""
         return self._hide_all()
 
+    def raise_window(self, wait: bool = True) -> None:
+        """
+        Bring GUI windows to the front.
+        If the GUI server is not running, it will be started.
+
+        Args:
+            wait(bool): Whether to wait for the server to start. Defaults to True.
+        """
+        if self._check_if_server_is_alive():
+            return self._raise_all()
+        return self._start(wait=wait)
+
     def new(
         self,
         name: str | None = None,
@@ -460,6 +472,19 @@ class BECGuiClient(RPCBase):
             for window in self._top_level.values():
                 window.hide()
 
+    def _do_raise_all(self):
+        """Bring GUI windows to the front."""
+        if self.launcher and len(self._top_level) == 0:
+            self.launcher._run_rpc("raise")  # pylint: disable=protected-access
+        for window in self._top_level.values():
+            window._run_rpc("raise")  # type: ignore[attr-defined]
+
+    def _raise_all(self):
+        with wait_for_server(self):
+            if self._killed:
+                return
+            return self._do_raise_all()
+
     def _update_dynamic_namespace(self, server_registry: dict):
         """
         Update the dynamic name space with the given server registry.

bec_widgets/cli/rpc/rpc_base.py

@@ -202,6 +202,11 @@ class RPCBase:
             parent = parent._parent
         return parent  # type: ignore
 
+    def raise_window(self):
+        """Bring this widget (or its container) to the front."""
+        # Use explicit call to ensure action name is 'raise' (not 'raise_')
+        return self._run_rpc("raise")
+
     def _run_rpc(
         self,
         method,
@@ -225,7 +230,7 @@ class RPCBase:
         Returns:
             The result of the RPC call.
         """
-        if method in ["show", "hide"] and gui_id is None:
+        if method in ["show", "hide", "raise"] and gui_id is None:
             obj = self._root._server_registry.get(self._gui_id)
             if obj is None:
                 raise ValueError(f"Widget {self._gui_id} not found.")